/*! ******************************************************************************
 *
 * Created on 2021年11月13日
 *
 * Copyright(c) YuZhou Big Data Laboratory CO.,Ltd, 2022.  All rights reserved.
 *
 *******************************************************************************
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 ******************************************************************************/
package org.yzbdl.lanius.ui.spoon.market.browser.function;

import java.io.File;

import org.yzbdl.lanius.core.constant.LocalDir;

/**
 * 判断插件是否已经安装
 * @author yzbdl@yzbdl.ac.cn
 *
 */
public class IsInstalledFunction extends MarketFunction {
    @Override
    protected String getJsFuntionName() {
        return "isInstalled";
    }

    @Override
    protected Object javaFunction(Object[] arg0) {
        return findFolderByName((String)arg0[0]);
    }

    private String findFolderByName(String pluginName) {
        File plugins = new File(LocalDir.PLUGIN);
        File[] listFiles = plugins.listFiles();
        if (listFiles != null) {
            for (File file : listFiles) {
                if (pluginName.equals(file.getName())) {
                    return "1";
                }
            }
        }
        return "0";
    }
}
